3120 CARNOUSTY ST, ROUND ROCK, TX 78664
ROUND ROCK, 78664 — williamson County
Property at a Glance
This home is estimated between $619,171 and $847,180, with a best estimate of $805,075. That places the property below the R549699C - Forest Creek Sec 14,20,21,26-30,33,34 median of $910,927, in a neighborhood that declined 3.1% over the past year.
Estimated Value Range
$805,075
$726,778
Based on 5 comparable properties(5 in the same subdivision)
Based on 5 comparable properties in R549699C - Forest Creek Sec 14,20,21,26-30,33,34, this home's estimated market value is between $619,171 and $847,180. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted -$257,839 for 737 sqft less living space and +$2,925 for being newer. Net adjustment: -$254,914.
Adjusted -$4,198 for 12 sqft less living space and +$17,549 for being newer. Net adjustment: +$13,351.
Adjusted -$20,991 for 60 sqft less living space and -$2,925 for being older. Net adjustment: -$23,916.
Adjusted -$209,210 for 598 sqft less living space and -$4,387 for being older. Net adjustment: -$213,597.
Adjusted -$8,396 for 24 sqft less living space and +$11,699 for being newer. Net adjustment: +$3,303.
The Neighborhood
This home is valued 20.2% below the R549699C - Forest Creek Sec 14,20,21,26-30,33,34 median of $910,927. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 3.1% over the past year.
R549699C - Forest Creek Sec 14,20,21,26-30,33,34
below averageThis home is -20.2% below the subdivision median.
Tax Analysis
The estimated annual property tax is $13,077 across all districts. With a homestead exemption claimed, that drops to $11,692 — saving $1,385 per year. That's $974 per month a buyer should budget. The assessed value increased roughly in line with the neighborhood, so a tax protest is unlikely to yield significant savings.
Tax Districts
| District | Type | Rate | Annual Amount |
|---|---|---|---|
| Round Rock ISD | School | 0.8931% | $6,491 |
| Round Rock | City | 0.3720% | $2,704 |
| Williamson County | County | 0.3694% | $2,685 |
| Austin Community College | special | 0.1034% | $751 |
| Williamson County FM/Rd | County | 0.0443% | $322 |
| Upper Brushy Creek WCID | Water | 0.0170% | $124 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $13,077 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $805,075 would pay approximately $5,025 per month (principal and interest only, excluding taxes and insurance).